<template>
  <el-dialog
    :visible.sync="visible"
    :title="!dataForm.id ? $t('add') : $t('update')"
    :close-on-click-modal="false"
    :close-on-press-escape="false"
  >
    <el-form
      :model="dataForm"
      :rules="dataRule"
      ref="dataForm"
      @keyup.enter.native="dataFormSubmitHandle()"
      label-width="90px"
    >
      <el-form-item prop="type" :label="$t('menu.type')" size="mini">
        <el-radio-group v-model="dataForm.type" :disabled="!!dataForm.id">
          <el-radio :label="0">{{ $t("menu.type0") }}</el-radio>
          <el-radio :label="1">{{ $t("menu.type1") }}</el-radio>
        </el-radio-group>
      </el-form-item>
      <el-form-item prop="name" :label="$t('menu.name')">
        <el-input
          v-model="dataForm.name"
          :placeholder="$t('menu.name')"
        ></el-input>
      </el-form-item>
      <el-form-item
        prop="parentName"
        :label="$t('menu.parentName')"
        class="menu-list"
      >
        <el-popover
          v-model="menuListVisible"
          ref="menuListPopover"
          placement="bottom-start"
          trigger="click"
        >
          <el-tree
            :data="menuList"
            :props="{ label: 'name', children: 'children' }"
            node-key="id"
            ref="menuListTree"
            :highlight-current="true"
            :expand-on-click-node="false"
            accordion
            @current-change="menuListTreeCurrentChangeHandle"
          >
          </el-tree>
        </el-popover>
        <el-input
          v-model="dataForm.parentName"
          v-popover:menuListPopover
          :readonly="true"
          :placeholder="$t('menu.parentName')"
        >
          <i
            v-if="dataForm.pid !== '0'"
            slot="suffix"
            @click.stop="deptListTreeSetDefaultHandle()"
            class="el-icon-circle-close el-input__icon"
          ></i>
        </el-input>
      </el-form-item>
      <el-form-item
        v-if="dataForm.type === 0"
        prop="url"
        :label="$t('menu.url')"
      >
        <el-input
          v-model="dataForm.url"
          :placeholder="$t('menu.url')"
        ></el-input>
      </el-form-item>
      <el-form-item prop="sort" :label="$t('menu.sort')">
        <el-input-number
          v-model="dataForm.sort"
          controls-position="right"
          :min="0"
          :label="$t('menu.sort')"
        ></el-input-number>
      </el-form-item>
      <el-form-item prop="permissions" :label="$t('menu.permissions')">
        <el-input
          v-model="dataForm.permissions"
          :placeholder="$t('menu.permissionsTips')"
        ></el-input>
      </el-form-item>
      <el-form-item
        v-if="dataForm.type === 0"
        prop="icon"
        label="未选中图标"
        class="icon-list"
      >
        <el-upload
          class="avatar-uploader"
          action=""
          :show-file-list="false"
          :before-upload="beforeAvatarUpload"
        >
          <img v-if="dataForm.icon !== ''" :src="img" class="avatar" />
          <i v-else class="el-icon-plus avatar-uploader-icon"></i>
        </el-upload>
        <div class="tip">请上传png、jgp格式图片</div>
      </el-form-item>
      <el-form-item
        v-if="dataForm.type === 0"
        prop="icon"
        label="选中图标"
        class="icon-list"
      >
        <el-upload
          class="avatar-uploader"
          action=""
          :show-file-list="false"
          :before-upload="beforeAvatarUploadBak"
        >
          <img v-if="dataForm.iconBak !== ''" :src="img_bak" class="avatar" />
          <i v-else class="el-icon-plus avatar-uploader-icon"></i>
        </el-upload>
        <div class="tip">请上传png、jgp格式图片</div>
      </el-form-item>
    </el-form>
    <template slot="footer">
      <el-button @click="visible = false">{{ $t("cancel") }}</el-button>
      <el-button type="primary" @click="dataFormSubmitHandle()">{{
        $t("confirm")
      }}</el-button>
    </template>
  </el-dialog>
</template>
<!-- <el-popover
          v-model="iconListVisible"
          ref="iconListPopover"
          placement="bottom-start"
          trigger="click"
          popper-class="mod-sys__menu-icon-popover"
        >
          <div class="mod-sys__menu-icon-inner">
            <div class="mod-sys__menu-icon-list">
              <el-button
                v-for="(item, index) in iconList"
                :key="index"
                @click="iconListCurrentChangeHandle(item)"
                :class="{ 'is-active': dataForm.icon === item }"
              >
                <svg class="icon-svg" aria-hidden="true">
                  <use :xlink:href="`#${item}`"></use>
                </svg>
              </el-button>
            </div>
          </div>
        </el-popover>
        <el-input
          v-model="dataForm.icon"
          v-popover:iconListPopover
          :readonly="true"
          :placeholder="$t('menu.icon')"
        ></el-input> -->
<script>
import debounce from "lodash/debounce";
import { getIconList } from "@/utils";
export default {
  data() {
    return {
      visible: false,
      menuList: [],
      menuListVisible: false,
      iconList: [],
      iconListVisible: false,
      dataForm: {
        id: "",
        type: 0,
        name: "",
        pid: "0",
        parentName: "",
        url: "",
        permissions: "",
        sort: 0,
        icon: "",
        iconBak: "",
      },
      img: "",
      img_bak: "",
      icons: ["jpg", "png"],
    };
  },
  computed: {
    dataRule() {
      return {
        name: [
          {
            required: true,
            message: this.$t("validate.required"),
            trigger: "blur",
          },
        ],
        parentName: [
          {
            required: true,
            message: this.$t("validate.required"),
            trigger: "change",
          },
        ],
      };
    },
  },
  watch: {
    "dataForm.type"(val) {
      this.$refs["dataForm"].clearValidate();
    },
  },
  methods: {
    async beforeAvatarUpload(file) {
      if (
        this.icons.includes(
          file.name.substring(file.name.indexOf(".") + 1, file.name.length)
        )
      ) {
        let reader = new FileReader();
        reader.onloadend = () => {
          // 将文件转换成base64字符串
          this.dataForm.icon = reader.result;
        };
        reader.readAsDataURL(file);
        this.img = URL.createObjectURL(file);
      } else {
        this.$message.error("请选择正确的图片格式");
      }
      return true;
    },
    async beforeAvatarUploadBak(file) {
      if (
        this.icons.includes(
          file.name.substring(file.name.indexOf(".") + 1, file.name.length)
        )
      ) {
        let reader = new FileReader();
        reader.onloadend = () => {
          // 将文件转换成base64字符串
          this.dataForm.iconBak = reader.result;
        };
        reader.readAsDataURL(file);
        this.img_bak = URL.createObjectURL(file);
      } else {
        this.$message.error("请选择正确的图片格式");
      }
      return true;
    },
    init() {
      this.visible = true;
      this.img = "";
      this.$nextTick(() => {
        this.$refs["dataForm"].resetFields();
        this.iconList = getIconList();
        this.dataForm.parentName = this.$t("menu.parentNameDefault");
        this.getMenuList().then(() => {
          if (this.dataForm.id) {
            this.getInfo();
          }
        });
      });
    },
    // 获取菜单列表
    getMenuList() {
      return this.$http
        .get("/sys/menu/list?type=0")
        .then(({ data: res }) => {
          if (res.code !== 0) {
            return this.$message.error(res.msg);
          }
          console.log(res, 777777777);
          this.menuList = res.data;
        })
        .catch(() => {});
    },
    // 获取信息
    getInfo() {
      this.$http
        .get(`/sys/menu/${this.dataForm.id}`)
        .then(({ data: res }) => {
          if (res.code !== 0) {
            return this.$message.error(res.msg);
          }
          this.img = res.data.icon;
          this.img_bak = res.data.iconBak;
          console.log(this.img, 88888888888);
          this.dataForm = {
            ...this.dataForm,
            ...res.data,
          };

          if (this.dataForm.pid === "0") {
            return this.deptListTreeSetDefaultHandle();
          }
          this.$refs.menuListTree.setCurrentKey(this.dataForm.pid);

          // this.img_bak = URL.createObjectURL(this.dataForm.iconBak);
        })
        .catch(() => {});
    },
    // 上级菜单树, 设置默认值
    deptListTreeSetDefaultHandle() {
      this.dataForm.pid = "0";
      this.dataForm.parentName = this.$t("menu.parentNameDefault");
    },
    // 上级菜单树, 选中
    menuListTreeCurrentChangeHandle(data) {
      this.dataForm.pid = data.id;
      this.dataForm.parentName = data.name;
      this.menuListVisible = false;
    },
    // 图标, 选中
    iconListCurrentChangeHandle(icon) {
      this.dataForm.icon = icon;
      this.iconListVisible = false;
    },
    // 表单提交
    dataFormSubmitHandle: debounce(
      function () {
        this.$refs["dataForm"].validate((valid) => {
          if (!valid) {
            return false;
          }
          this.$http[!this.dataForm.id ? "post" : "put"](
            "/sys/menu",
            this.dataForm
          )
            .then(({ data: res }) => {
              if (res.code !== 0) {
                return this.$message.error(res.msg);
              }
              this.$message({
                message: this.$t("prompt.success"),
                type: "success",
                duration: 500,
                onClose: () => {
                  this.visible = false;
                  this.$emit("refreshDataList");
                },
              });
            })
            .catch(() => {});
        });
      },
      1000,
      { leading: true, trailing: false }
    ),
  },
};
</script>

<style lang="scss">
::v-deep  .avatar-uploader .el-upload {
  border: 1px dashed #d9d9d9;
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.avatar-uploader .el-upload:hover {
  border-color: #409eff;
}
.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 100px;
  height: 100px;
  line-height: 100px;
  text-align: center;
}
.avatar {
  width: 100px;
  height: 100px;
  display: block;
}
::v-deep  .icon .el-form-item__label::before {
  content: "*";
  color: #f56c6c;
  margin-right: 4px;
}
.tip {
  position: absolute;
  bottom: -15px;
}
.mod-sys__menu {
  .menu-list,
  .icon-list {
    .el-input__inner,
    .el-input__suffix {
      cursor: pointer;
    }
  }
  &-icon-popover {
    width: 458px;
    overflow: hidden;
  }
  &-icon-inner {
    width: 478px;
    max-height: 258px;
    overflow-x: hidden;
    overflow-y: auto;
  }
  &-icon-list {
    width: 458px;
    padding: 0;
    margin: -8px 0 0 -8px;
    > .el-button {
      padding: 8px;
      margin: 8px 0 0 8px;
      > span {
        display: inline-block;
        vertical-align: middle;
        width: 18px;
        height: 18px;
        font-size: 18px;
      }
    }
  }
}
</style>
